./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded/pals_lcr.4.1.ufo.BOUNDED-8.pals.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7ef57f9-99c2-47bd-86c4-ab2ec6b03bf6/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7ef57f9-99c2-47bd-86c4-ab2ec6b03bf6/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7ef57f9-99c2-47bd-86c4-ab2ec6b03bf6/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7ef57f9-99c2-47bd-86c4-ab2ec6b03bf6/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded/pals_lcr.4.1.ufo.BOUNDED-8.pals.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7ef57f9-99c2-47bd-86c4-ab2ec6b03bf6/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7ef57f9-99c2-47bd-86c4-ab2ec6b03bf6/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 5d3b64744a19af136ca9c439b2264a15465f658e2e3d4a576a98d96e4b8aff92 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 04:03:21,419 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 04:03:21,475 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7ef57f9-99c2-47bd-86c4-ab2ec6b03bf6/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 04:03:21,479 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 04:03:21,480 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 04:03:21,500 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 04:03:21,501 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 04:03:21,501 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 04:03:21,501 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 04:03:21,501 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 04:03:21,502 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 04:03:21,502 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 04:03:21,502 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 04:03:21,502 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 04:03:21,502 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 04:03:21,502 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 04:03:21,502 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 04:03:21,502 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 04:03:21,502 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 04:03:21,503 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 04:03:21,503 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 04:03:21,503 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 04:03:21,503 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 04:03:21,503 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 04:03:21,503 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 04:03:21,503 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 04:03:21,503 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 04:03:21,503 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:03:21,503 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 04:03:21,503 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 04:03:21,504 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 04:03:21,504 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 04:03:21,504 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 04:03:21,504 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7ef57f9-99c2-47bd-86c4-ab2ec6b03bf6/bin/ukojak-verify-CZk0znPC7b Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5d3b64744a19af136ca9c439b2264a15465f658e2e3d4a576a98d96e4b8aff92 [2024-12-06 04:03:21,736 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 04:03:21,744 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 04:03:21,746 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 04:03:21,747 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 04:03:21,748 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 04:03:21,749 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7ef57f9-99c2-47bd-86c4-ab2ec6b03bf6/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/seq-mthreaded/pals_lcr.4.1.ufo.BOUNDED-8.pals.c [2024-12-06 04:03:24,348 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7ef57f9-99c2-47bd-86c4-ab2ec6b03bf6/bin/ukojak-verify-CZk0znPC7b/data/a4b4d5518/95afd203bda04411a80c8e7ff4e066d0/FLAG64e542321 [2024-12-06 04:03:24,560 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 04:03:24,560 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7ef57f9-99c2-47bd-86c4-ab2ec6b03bf6/sv-benchmarks/c/seq-mthreaded/pals_lcr.4.1.ufo.BOUNDED-8.pals.c [2024-12-06 04:03:24,569 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7ef57f9-99c2-47bd-86c4-ab2ec6b03bf6/bin/ukojak-verify-CZk0znPC7b/data/a4b4d5518/95afd203bda04411a80c8e7ff4e066d0/FLAG64e542321 [2024-12-06 04:03:24,580 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7ef57f9-99c2-47bd-86c4-ab2ec6b03bf6/bin/ukojak-verify-CZk0znPC7b/data/a4b4d5518/95afd203bda04411a80c8e7ff4e066d0 [2024-12-06 04:03:24,582 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 04:03:24,584 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 04:03:24,585 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 04:03:24,585 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 04:03:24,588 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 04:03:24,588 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:03:24" (1/1) ... [2024-12-06 04:03:24,589 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@71aa7ad1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:03:24, skipping insertion in model container [2024-12-06 04:03:24,589 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:03:24" (1/1) ... [2024-12-06 04:03:24,610 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 04:03:24,790 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7ef57f9-99c2-47bd-86c4-ab2ec6b03bf6/sv-benchmarks/c/seq-mthreaded/pals_lcr.4.1.ufo.BOUNDED-8.pals.c[8246,8259] [2024-12-06 04:03:24,792 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:03:24,800 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 04:03:24,839 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7ef57f9-99c2-47bd-86c4-ab2ec6b03bf6/sv-benchmarks/c/seq-mthreaded/pals_lcr.4.1.ufo.BOUNDED-8.pals.c[8246,8259] [2024-12-06 04:03:24,839 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:03:24,852 INFO L204 MainTranslator]: Completed translation [2024-12-06 04:03:24,852 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:03:24 WrapperNode [2024-12-06 04:03:24,853 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 04:03:24,853 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 04:03:24,853 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 04:03:24,853 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 04:03:24,858 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:03:24" (1/1) ... [2024-12-06 04:03:24,865 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:03:24" (1/1) ... [2024-12-06 04:03:24,885 INFO L138 Inliner]: procedures = 22, calls = 14, calls flagged for inlining = 9, calls inlined = 9, statements flattened = 278 [2024-12-06 04:03:24,886 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 04:03:24,886 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 04:03:24,886 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 04:03:24,886 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 04:03:24,893 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:03:24" (1/1) ... [2024-12-06 04:03:24,894 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:03:24" (1/1) ... [2024-12-06 04:03:24,896 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:03:24" (1/1) ... [2024-12-06 04:03:24,896 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:03:24" (1/1) ... [2024-12-06 04:03:24,902 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:03:24" (1/1) ... [2024-12-06 04:03:24,903 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:03:24" (1/1) ... [2024-12-06 04:03:24,907 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:03:24" (1/1) ... [2024-12-06 04:03:24,909 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:03:24" (1/1) ... [2024-12-06 04:03:24,910 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:03:24" (1/1) ... [2024-12-06 04:03:24,912 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 04:03:24,913 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 04:03:24,914 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 04:03:24,914 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 04:03:24,915 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:03:24" (1/1) ... [2024-12-06 04:03:24,919 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:03:24,931 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7ef57f9-99c2-47bd-86c4-ab2ec6b03bf6/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 04:03:24,943 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7ef57f9-99c2-47bd-86c4-ab2ec6b03bf6/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 04:03:24,945 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7ef57f9-99c2-47bd-86c4-ab2ec6b03bf6/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 04:03:24,966 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 04:03:24,967 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 04:03:24,967 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 04:03:24,967 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 04:03:25,033 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 04:03:25,035 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 04:03:25,362 INFO L? ?]: Removed 33 outVars from TransFormulas that were not future-live. [2024-12-06 04:03:25,362 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 04:03:25,651 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 04:03:25,651 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 04:03:25,652 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:03:25 BoogieIcfgContainer [2024-12-06 04:03:25,652 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 04:03:25,652 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 04:03:25,652 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 04:03:25,662 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 04:03:25,663 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:03:25" (1/1) ... [2024-12-06 04:03:25,670 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 04:03:25,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:03:25,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 12 states and 16 transitions. [2024-12-06 04:03:25,716 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 16 transitions. [2024-12-06 04:03:25,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-12-06 04:03:25,718 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:03:25,719 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:03:25,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:03:26,741 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:03:26,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:03:26,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 14 states and 20 transitions. [2024-12-06 04:03:26,840 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 20 transitions. [2024-12-06 04:03:26,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-12-06 04:03:26,840 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:03:26,840 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:03:26,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:03:27,548 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:03:27,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:03:27,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 18 states and 29 transitions. [2024-12-06 04:03:27,920 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 29 transitions. [2024-12-06 04:03:27,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-12-06 04:03:27,922 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:03:27,922 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:03:27,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:03:28,152 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:03:28,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:03:28,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 21 states and 36 transitions. [2024-12-06 04:03:28,568 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 36 transitions. [2024-12-06 04:03:28,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-12-06 04:03:28,569 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:03:28,569 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:03:28,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:03:28,935 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:03:29,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:03:29,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 26 states and 43 transitions. [2024-12-06 04:03:29,202 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 43 transitions. [2024-12-06 04:03:29,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-12-06 04:03:29,203 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:03:29,203 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:03:29,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:03:31,894 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:03:35,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:03:35,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 36 states and 65 transitions. [2024-12-06 04:03:35,227 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 65 transitions. [2024-12-06 04:03:35,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-06 04:03:35,228 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:03:35,228 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:03:35,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:03:37,619 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:03:42,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:03:42,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 46 states and 86 transitions. [2024-12-06 04:03:42,091 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 86 transitions. [2024-12-06 04:03:42,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-06 04:03:42,092 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:03:42,092 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:03:42,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:03:42,489 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:03:44,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:03:44,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 52 states and 101 transitions. [2024-12-06 04:03:44,581 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 101 transitions. [2024-12-06 04:03:44,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-06 04:03:44,582 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:03:44,582 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:03:44,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:03:45,091 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:03:45,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:03:45,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 54 states and 106 transitions. [2024-12-06 04:03:45,805 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 106 transitions. [2024-12-06 04:03:45,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-12-06 04:03:45,806 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:03:45,806 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:03:45,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:03:46,336 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-12-06 04:03:46,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:03:46,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 55 states and 108 transitions. [2024-12-06 04:03:46,646 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 108 transitions. [2024-12-06 04:03:46,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-06 04:03:46,646 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:03:46,646 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:03:46,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:03:47,684 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:03:54,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:03:54,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 72 states and 158 transitions. [2024-12-06 04:03:54,445 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 158 transitions. [2024-12-06 04:03:54,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-06 04:03:54,446 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:03:54,446 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:03:54,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:03:55,526 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:04:03,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:04:03,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 88 states and 211 transitions. [2024-12-06 04:04:03,549 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 211 transitions. [2024-12-06 04:04:03,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-06 04:04:03,550 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:04:03,550 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:04:03,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:04:04,760 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:04:10,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:04:10,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 96 states and 245 transitions. [2024-12-06 04:04:10,420 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 245 transitions. [2024-12-06 04:04:10,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-06 04:04:10,421 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:04:10,421 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:04:10,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:04:11,978 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:04:23,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:04:23,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 113 states and 304 transitions. [2024-12-06 04:04:23,398 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 304 transitions. [2024-12-06 04:04:23,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-12-06 04:04:23,399 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:04:23,399 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:04:23,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:04:24,221 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 7 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:04:27,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:04:27,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 118 states and 327 transitions. [2024-12-06 04:04:27,816 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 327 transitions. [2024-12-06 04:04:27,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-12-06 04:04:27,817 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:04:27,817 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:04:27,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:04:28,107 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 7 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:04:28,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:04:28,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 119 states and 331 transitions. [2024-12-06 04:04:28,751 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 331 transitions. [2024-12-06 04:04:28,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-12-06 04:04:28,752 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:04:28,752 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:04:28,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:04:29,977 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 5 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:04:35,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:04:35,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 370 states to 129 states and 370 transitions. [2024-12-06 04:04:35,290 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 370 transitions. [2024-12-06 04:04:35,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-12-06 04:04:35,291 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:04:35,291 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:04:35,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:04:36,060 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:04:40,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:04:40,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 396 states to 138 states and 396 transitions. [2024-12-06 04:04:40,879 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 396 transitions. [2024-12-06 04:04:40,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-12-06 04:04:40,880 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:04:40,880 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:04:40,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:04:42,477 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 4 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:04:47,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:04:47,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 425 states to 145 states and 425 transitions. [2024-12-06 04:04:47,291 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 425 transitions. [2024-12-06 04:04:47,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-12-06 04:04:47,292 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:04:47,292 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:04:47,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:04:48,746 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 5 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:04:54,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:04:54,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 461 states to 153 states and 461 transitions. [2024-12-06 04:04:54,418 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 461 transitions. [2024-12-06 04:04:54,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-12-06 04:04:54,418 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:04:54,418 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:04:54,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:04:54,772 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 7 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:04:55,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:04:55,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 468 states to 155 states and 468 transitions. [2024-12-06 04:04:55,956 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 468 transitions. [2024-12-06 04:04:55,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-12-06 04:04:55,957 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:04:55,957 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:04:55,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:04:57,591 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 4 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:04:59,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:04:59,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 470 states to 156 states and 470 transitions. [2024-12-06 04:04:59,232 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 470 transitions. [2024-12-06 04:04:59,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-12-06 04:04:59,233 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:04:59,233 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:04:59,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:04:59,920 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 4 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:05:00,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:05:00,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 475 states to 157 states and 475 transitions. [2024-12-06 04:05:00,584 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 475 transitions. [2024-12-06 04:05:00,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-12-06 04:05:00,585 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:05:00,585 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:05:00,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:05:00,904 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 7 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:05:01,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:05:01,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 480 states to 158 states and 480 transitions. [2024-12-06 04:05:01,531 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 480 transitions. [2024-12-06 04:05:01,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-12-06 04:05:01,531 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:05:01,531 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:05:01,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:05:02,263 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 4 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:05:04,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:05:04,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 493 states to 161 states and 493 transitions. [2024-12-06 04:05:04,166 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 493 transitions. [2024-12-06 04:05:04,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-12-06 04:05:04,167 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:05:04,167 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:05:04,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:05:04,593 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-12-06 04:05:05,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:05:05,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 492 states to 161 states and 492 transitions. [2024-12-06 04:05:05,265 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 492 transitions. [2024-12-06 04:05:05,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-12-06 04:05:05,266 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:05:05,266 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:05:05,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:05:20,360 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 6 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:06:16,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:06:16,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 602 states to 187 states and 602 transitions. [2024-12-06 04:06:16,471 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 602 transitions. [2024-12-06 04:06:16,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-12-06 04:06:16,472 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:06:16,472 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:06:16,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:06:28,717 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 6 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:07:39,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:07:39,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 707 states to 212 states and 707 transitions. [2024-12-06 04:07:39,765 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 707 transitions. [2024-12-06 04:07:39,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-12-06 04:07:39,765 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:07:39,765 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:07:39,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:08:20,669 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 6 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:10:21,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:10:21,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 820 states to 237 states and 820 transitions. [2024-12-06 04:10:21,430 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 820 transitions. [2024-12-06 04:10:21,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-12-06 04:10:21,431 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:10:21,431 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:10:21,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:11:00,844 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 6 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:13:13,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:13:13,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 945 states to 262 states and 945 transitions. [2024-12-06 04:13:13,513 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 945 transitions. [2024-12-06 04:13:13,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-12-06 04:13:13,514 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:13:13,514 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:13:13,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:14:11,912 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 6 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:17:51,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:17:51,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1079 states to 287 states and 1079 transitions. [2024-12-06 04:17:51,593 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 1079 transitions. [2024-12-06 04:17:51,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-12-06 04:17:51,594 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:17:51,594 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:17:51,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat